Files
scylladb/cql3/statements/use_statement.cc
2015-09-20 10:43:39 +03:00

66 lines
2.4 KiB
C++

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* Copyright 2015 Cloudius Systems
*
* Modified by Cloudius Systems
*/
/*
* This file is part of Scylla.
*
* Scylla is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Scylla is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Scylla. If not, see <http://www.gnu.org/licenses/>.
*/
#include "cql3/statements/use_statement.hh"
#include "transport/messages/result_message.hh"
namespace cql3 {
namespace statements {
future<::shared_ptr<transport::messages::result_message>>
use_statement::execute(distributed<service::storage_proxy>& proxy, service::query_state& state, const query_options& options) {
state.get_client_state().set_keyspace(proxy.local().get_db(), _keyspace);
auto result =::make_shared<transport::messages::result_message::set_keyspace>(_keyspace);
return make_ready_future<::shared_ptr<transport::messages::result_message>>(result);
}
future<::shared_ptr<transport::messages::result_message>>
use_statement::execute_internal(distributed<service::storage_proxy>& proxy, service::query_state& state, const query_options& options) {
// Internal queries are exclusively on the system keyspace and 'use' is thus useless
throw std::runtime_error("unsupported operation");
}
}
}